383070020869 has 2 divisors, whose sum is σ = 383070020870. Its totient is φ = 383070020868.

The previous prime is 383070020867. The next prime is 383070020917. The reversal of 383070020869 is 968020070383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266372628769 + 116697392100 = 516113^2 + 341610^2 .

It is a cyclic number.

It is not a de Polignac number, because 383070020869 - 2¹ = 383070020867 is a prime.

It is a super-2 number, since 2×383070020869² (a number of 24 digits) contains 22 as substring.

Together with 383070020867, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383070020867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191535010434 + 191535010435.

It is an arithmetic number, because the mean of its divisors is an integer number (191535010435).

Almost surely, 2^383070020869 is an apocalyptic number.

It is an amenable number.

383070020869 is a deficient number, since it is larger than the sum of its proper divisors (1).

383070020869 is an equidigital number, since it uses as much as digits as its factorization.

383070020869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 383070020869 in words is "three hundred eighty-three billion, seventy million, twenty thousand, eight hundred sixty-nine".